Which statement is true about genetic recombination?
A.) Insulin that humans can use is naturally produced by bacteria, and it is commonly added to probiotic foods

B.) Bacteria are used as a treatment to deliver the insulin gene to a person with diabetes so the gene can be reinserted into their DNA.

C.) The insulin gene from a human is inserted into a bacterium. The bacterium will produce insulin and pass the gene on as it divides and reproduces.

D.)The protein structure of human insulin is altered, causing large changes in the DNA sequence of the human insulin gene.